形容詞和副詞的比較級與最高級課件

1、 形容詞和副詞的 比較級 Unit 3形容詞：是修飾名詞（人或事物），表示名 詞的性質(zhì)，特征或?qū)傩砸环N詞類。 它在句中作定語、表語和賓語補足語。副詞：用來修飾動詞、形容詞及其他副詞 的詞叫副詞。副詞在句中多作狀語. 一、形容詞和副詞的概念形容詞作定語一般放在被修飾的名詞之前。 如: a new book, two big trees, a lucky boy等。二、形容詞和副詞的用法形容詞放在系動詞be 、look、 get、keep、turn、feel、become、seem、 taste、 smell 、sound等之后。如:1.I am short and heavy. 2.She lo

2、oks fine. 3.The trees turn green. 4. He feels happy. 5.That sounds interesting. 6.I feel well. (adj.)如果形容詞修飾不定代詞something, anything, everything, nothing等時，要放在不定代詞后面。如: something special nothing new somewhere interesting something else副詞放在所修飾的動詞之后、形容詞和副 詞之前。如果前面是行為動詞，則后面用副詞。如: 1.She works hard .（修飾動詞

3、） 2.I am very busy.（修飾形容詞） 3.He runs too quickly .（修飾副詞） 4.We play happily. （修飾動詞） 5. I like math very much. （修飾動詞）通常在形容詞后加-ly變成副詞。slow _ real _usual _ careful_easy _ happy _heavy _ angry _lucky _ safe _ terrible_ true _slowlyusuallyeasilyheavilyreallycarefullyhappilyangrilyluckilysafelyterriblytrul

4、y下列詞既是形容詞又是副詞如: hard, late, early, far, near, alone, straight, fast等 He works hard.(副詞，努力地） Its hard work. (形容詞，難的)She is alone at home, but never feel lonely.She lives alone in Shanghai. (adv.)They stood there straight. (adv.)She has straight, black hair. (adj.)He is so early every day. (adj.)He ge

5、ts up early every day. (adv.)fastLook at the pictures and understand 看圖并理解fastfasterLook at the pictures and understand 看圖并理解三、形容詞和副詞的級形容詞和副詞有三個等級： 原級、比較級、最高級1.原級：即形容詞和副詞的原形。 small, good, pretty, big, many hard, happily, slowly, quickly 程度副詞very,too,so,quite等修飾形容詞和副詞的原級。 如：very tall、 too hot、 so col

6、d quite interesting run quickly 1.形容詞和副詞的原級：表示兩者（A與B）在某一方面相同時用句型： A + 謂語 + as + 形容詞或副詞的原形 + as+ B. eg: Tom 和 Sam 一樣高。 Tom is as tall as Sam. Tom 和 Sam 跑得一樣快。 Tom runs as fast as Sam. 英語和數(shù)學(xué)一樣重要。 English is as important as math. Lucy 和Lily 學(xué)習(xí)一樣好。 Lucy studies as well as Lily.2. 兩者（A與B）在某一方面A不如B時用句型： A

7、 + 謂語+ not as / so + 形容詞或副詞的原形 + as+ B. eg: Tom 不如 Sam 高。 Tom is not as / so tall as Sam. Tom 不如 Sam 跑得快。 Tom doesnt run as / so fast as Sam. 英語不如數(shù)學(xué)重要。 English is not as / so important as math. Lucy 不如Lily 學(xué)習(xí)好。 Lucy doesnt study as / so well as Lily.2.比較級：兩個人或物之間的比較。表示“較”或“更一些”(1)標志詞：than (比） (2)能修飾

8、比較級的副詞及短語：much(的多)、 a lot(的多)even(更)、still（更）、a bit/little(一點兒)、far (的多)三、比較級,最高級規(guī)則變化：1、一般直接在詞尾加er; esttalltaller-tallestlightlighter-lightest2、以字母e結(jié)尾的直接加r; stnicenicernicestfinefinerfinest 3、以輔音字母加y結(jié)尾的形容詞，要變y為I再加er; estheavyheavierheaviest busybusier-busiest 5、多音節(jié)形容詞或部分雙音節(jié)形容詞變比較級在前面加more,最高級在前加most

9、 beautifulmore beautifulmost beautiful importantmore importantmost important4、以重讀閉音節(jié)結(jié)尾且末尾只有一個輔音字母的形容詞，要雙寫末尾的輔音字母再加er; estthinthinnerthinnesthothotterhottest 雙寫的詞：一個大熱天，一個胖子和一個瘦子穿著紅衣服，汗?jié)窳耍軅摹?big hot fat thin red wet sad四、不規(guī)則形容詞的比較級最高級原 級比 較 級最 高 級good / wellmany / muchlittleill / bad / badlyfaroldo

10、ldest/eldestbettermorelessworsefarther/furtherolder/elderbestmostleastworstfarthest/furthest2.old 有兩種比較級和最高級形式:older/oldest 和elder/eldest。 elder，eldest 只用于兄弟姐妹的長幼關(guān)系。3.far 有兩種比較級，farther，further. 兩者都可指距離。在美語中，father 表示距離，further表示進一步。寫出下列形容詞的比較級和最高級（1）ill/bad /badly （2） busy （3）big （4） rude （5）hot （6

11、） easy（7）little（8） fast（9）hard（10） many /much（11）happy （12）far（13） careful （14）good/well （15） difficult （16）small （17）quiet （18） old（1）ill/bad/badly worse, worst （2）busy busier, busiest（3）big bigger, biggest（4） rude ruder, rudest （5）hot hotter, hottest（6）easy easier, easiest（7）little less, least（8）f

12、ast faster, fastest（9）hard harder, hardest（10）many /much more, most（11）happy happier, happiest （12）far farther/further, farthest /furthest （13）careful more careful, most careful（14）good/well better, best （15）difficult more difficult, most difficult（16）small smaller, smallest （17）quiet quieter, quiet

13、est（18）old older/elder, oldest/eldestbigbiggerLook at the pictures and understand 看圖并理解Look at the pictures and understand 看圖并理解bigbiggerbiggest1. Jordan is tall. 2. Yao Ming is taller than him.更 高A+be+比較級+than +BO is _ than IfatterThis example is more interesting than that one.O比I 胖些五、形容詞比較級的用法形容詞比

14、較級的用法基本句型：主語+be（is、am、are）+形容詞的比較級+than+比較對象。注意：than后接人稱代詞可以是主格或賓格。、than前后的比較對象必須是同一范疇，即同類事物之間的比較。The red box is big. The green box is small. The red box is bigger than the green box. The green box is smaller than the red box.The purple ruler is long. The blue ruler is short. The purple ruler is lon

15、ger than the blue ruler. The blue ruler is shorter than the purple ruler.Lin Xinru is thin.Liu Yifei is thinner. Liu Yifei is thinner than Lin Xinru.45kg48kgLi Yong is more outgoing than Cheng long.Cheng Long is outgoing.Li Yong is more outgoing.TinaTaraWhich runs faster, the dog or the sheep?The do

16、g runs faster than the sheep.The sheep runs fast.Sam _the drums _ Tom.Tina _ _ loudly _ Tara.SamTomplays better thansings more thanA +動詞+副詞比較級 +than +B 5、形容詞比較級的用法:（1）兩者（A與B）進行比較，“A比B較/更”。 A + 謂語 + 形容詞或副詞的比較級 + than + B. eg: Tom 比 Sam 高。 Tom is taller than Sam. Tom 比 Sam 跑得快。 Tom runs faster than Sa

17、m. 英語比數(shù)學(xué)重要。 English is more important than math. Lucy 比Lily 學(xué)習(xí)好。 Lucy studies better than Lily.（2）兩者（A與B）進行比較，“A比B大/長/高” A+謂語+數(shù)量詞+形容詞或副詞的比較級+than+ B eg: Tom比Sam大兩歲。 Tom is two years older than Sam. （3）兩者（A與B）進行比較，“哪一個更/較” Which/Who 謂語 + 比較級, A or B ? eg:數(shù)學(xué)和英語哪一科較簡單？ Which is easier, math or English?

18、 Tom和Sam誰跑得更快？ Who runs faster, Tom or Sam? 4、Which/Who is + 比較級, A or B ? Eg: Which is easier, math or English?5、 is the +比較級 + of the two. 兩者中比較的一個 Eg：Tom is the taller of the two boys. 湯姆是這兩個男孩中最高的 .6. “比較級+and+比較級”表示“越來越”7. “the+比較級 , the + 比較級”表示“ 越, 越 ” 8. 表示不及另一方時，用“l(fā)ess+原級+than” (雙音節(jié)和多音節(jié)詞)He

19、 becomes healthier and healthier.The more you exercise, the healthier you will be.She is less healthy than he.He is healthier than she.Shanghai is becoming more and more modern.1.比較級 + and +比較級 越來越2.the+比較級 , the + 比較級 越, 越 3._you are, _mistakes you will make. (你越仔細，做錯的題目就越少） 4. _you eat, _youll be.

20、(你吃得越多,就越胖)5. Alice writes well. Mary writes _ than she. (甚至更好）The more carefulthe fewerThe morethe fatter1.The girl becomes _. (越來越漂亮）more and more beautiful2. The weather is getting _. (越來越槽糕）worse and worseeven / still better. （9）用形容詞的比較級來表達最高級的概念： A+謂語+比較級+than any (other) +可數(shù)名詞單數(shù)+范圍。 “A是中最的”或“A

21、比(其他)任何都” 注：當A在范圍內(nèi)比較時，必須加other; 當 A不在范圍內(nèi)比較時，去掉other. eg：上海比中國其他的任何一個城市都大 Shanghai is bigger than any other city in China. 上海比日本的任何一個城市都大 Shanghai is bigger than any city in Japan. 。 Have a try，please。1.Which do you like _(well),apples or oranges?2.Who is _(old),Jim or Tom ?3.Jack is running _ and _(

22、fast) .4.Our country is becoming _and _ (beautiful). 5.He is _(tall) of the the two boys. betterolderfasterfastermore more beatifulthe taller4.Find out the mistakes in the sentences below.All of us felt happily at her birthday party. I am more older than Harry.3. Her coat is newer than you.4. The we

23、ather in Beijing is colder than in Xiamen.(同類比單數(shù)用that、復(fù)數(shù)用those）5. Sue is one of the tall girls in her class. happymuchyours. that tallest Follow ups(隨堂練習(xí))1、-Mr Zhou, all of the students in our group, who lives _? -I think Li Lei does. A. fat B. father C. farthest D. farest2、The Changjiang River is _

24、 than any other river in China. A. shorter B. longer C. shortest D. longest3、Bob never does his homework _ Mary. He makes lots of mistakes. A. so careful B. as carefully as C. carefully as D. as careful as4、_ she is, _ she feels. A. The more busy, the more happy B. The busy, the happy C. Busier, hap

25、pier D.The busier, the happier5、The weather is getting w_ a_ w_ .(越來越糟糕)CBBD Dorse nd orse 1. Your room is very _. Its much _ than mine. Its _ of all.（big） 2. This coat is too _. （expensive）I dont have enough money to buy it. I can buy a _ （cheap） one than it. Sorry, this one is _ （cheap） one in the

26、 store. 3.Which is _ (big) ,the sun, the moon or the earth?用所給詞的正確形式填空 最高級1）形容詞最高級： 用于三者或三者以上的人或事物相比較。2）標志詞：表比較范圍時用in/of3) 形容詞最高級前須加the.當最高級前面有物主代詞或名詞所有格時,不加定冠詞 the。Zen Zhiwei is short .Tom is shorter than Zen Zhiwei .Xiao xin is the shortest of them .Liu Yifei is thin.Xiaoming is thinner than Liu Y

27、ifei .Mike is the thinnest of all形容詞最高級的用法1、the+最高級+ of/in (三者及以上范圍的) My mother is the busiest in my family2、one of the + 最高級 + 名詞復(fù)數(shù) + in/ofShenzhen is one of the biggest cities in China3、the + 序數(shù)詞 + 最高級 + 名詞 + in/ofThe Yellow River is the second longest river in China4、Which/Who is the + 最高級,A ,B o

28、r C ? Which is the biggest , the moon, the earth or the sun ?5、This is the + 最高級 + 名詞 (that) I have ever seen/listened.This is the most beautiful city that I have ever visited. 3. Lin Tao is _ in the class because he never gets to school on time. （最懶的學(xué)生之一）4. Edison was_ in the world. (最偉大的發(fā)明家之一）one

29、of the laziest studentsone of the greatest inventorsThe Yangtze River is_ river in the world. (第三長河）the third longest2. The Atlantic is _ ocean in the world. ( 第二大洋）the second biggestExercise:一、翻譯句子：二、同義句轉(zhuǎn)換 1. Flat A is more expensive than Flat B Flat B is _ _ than Flat A. Flat B is _ _ Flat A. Flat

30、 B is not _ _ _ Flat A.2. I prefer maths to English. I like maths _ English.better than3.He is the tallest student in the class. He is _ in the class.taller than any other studentany other +名詞單數(shù)lessexpensivecheaperthanasexpensiveas 1.Hainan is a very large Island .It is the second _ island in china.

31、 (large)2.Our teacher is as _ as before.(busy).3.He is _ among us. (careful)4.Li Lei jumped far _ than Jim.(far)5.The busier he is, the _ he feels.(happy)6.I think Yao Ming is one of _ basketball players in NBA. (hot)busythe most carefulfartherhappierlargestthe hottest三、完成句子1. Paul is very _ . He is

32、 _ than his brother . A. heavy - heavierB. heavy - heavy C. heavier - heavier D. heavy-heavyer2. It has the _ clothing store in the town. A. goodest B. gooddest C. best D. better3. This ruler is _ than that one. A. long B. longer C. the longest D. longest4. This book is _ of all. A. cheapest B. cheap D. cheaper D. the cheapest5. He is much _ than his brother. A. taller B. tall C. the tallest D. tallest6. Li Lei is _ older than Lucy. A. quite B. very C. much D. more一. Choose the best answer.7. This is one of _ films of this year. A. more exciting B. exciting C. the most exciti